Hi,
thank you for feedback, we do appreciate it!
To investigate the issue we need some technical information, so could you please reproduce it, send us Problem Report as described in http://kb.parallels.com/en/9058 and give me an ID?
Then double-click maclook-ir.exe and follow Stardock MyColors Installation Wizard. When installation complets go to C:\Users\Public\Documents\Stardock\ThemeManager, run Parallels (MyColors Theme), select Parallels, choose Apply.